คำอธิบาย
Tank 300 liters
Outer tank Aluminium sheet PVDF
Insulation Polyurethane Foam 35 mm
Inner tank stainless sus 304
Solar collector Heat pipe evacuated tube
Size of tube dia 47 mm x 1600 mm
No. of tube 36 tubes
Total Weight 116 kgs ( out of water)
Energy provide 800 w/m2 1,480 w
Installation area 5 m2 / unit
Water temp design
average 60?c /day under average solar radiation 800 w/m2/day
Electric Heater 2000 W
Pressure release valve 3 bars
Test pressure 6 bars
Operate pressure ? 3 bars
Solar Water Heater : Certificate and Testing